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Annotation of 42BSD/sys/stand/upmaptype.c, revision 1.1

1.1     ! root        1: /*     upmaptype.c     6.1     83/07/29        */
        !             2: 
        !             3: /*
        !             4:  * UNIBUS peripheral standalone
        !             5:  * driver: drive type mapping routine.
        !             6:  */
        !             7: 
        !             8: #include "../h/param.h" 
        !             9: #include "../h/inode.h"
        !            10: #include "../h/fs.h"
        !            11: #include "../h/dkbad.h"
        !            12: #include "../h/vmmac.h"
        !            13: 
        !            14: #include "../vax/pte.h"
        !            15: #include "../vaxuba/upreg.h"
        !            16: #include "../vaxuba/ubareg.h"
        !            17: 
        !            18: #include "saio.h"
        !            19: #include "savax.h"
        !            20: 
        !            21: short  up9300_off[] = { 0, 27, 0, -1, -1, -1, 562, 82 };
        !            22: short  fj_off[] = { 0, 50, 0, -1, -1, -1, 155, -1 };
        !            23: short  upam_off[] = { 0, 32, 0, 668, 723, 778, 668, 98 };
        !            24: short  up980_off[] = { 0, 100, 0, -1, -1 , -1, 309, -1};
        !            25: 
        !            26: struct st upst[] = {
        !            27:        32,     19,     32*19,  815,    up9300_off,     /* 9300 */
        !            28:        32,     19,     32*19,  823,    up9300_off,     /* 9766 */
        !            29:        32,     10,     32*10,  823,    fj_off,         /* Fuji 160 */
        !            30:        32,     16,     32*16,  1024,   upam_off,       /* Capricorn */
        !            31:        32,     5,      32*5,   823,    up980_off,      /* DM980 */
        !            32:        0,      0,      0,      0,      0,
        !            33: };
        !            34: 
        !            35: upmaptype(unit, upaddr)
        !            36:        int unit;
        !            37:        register struct updevice *upaddr;
        !            38: {
        !            39:        register struct st *st;
        !            40:        int type = -1;
        !            41: 
        !            42:        upaddr->upcs1 = 0;
        !            43:        upaddr->upcs2 = unit % 8;
        !            44:        upaddr->uphr = UPHR_MAXTRAK;
        !            45:        for (st = upst; st->ntrak != 0; st++)
        !            46:                if (upaddr->uphr == st->ntrak - 1) {
        !            47:                        type = st - upst;
        !            48:                        break;
        !            49:                }
        !            50:        if (st->ntrak == 0)
        !            51:                printf("up%d: uphr=%x\n", unit, upaddr->uphr);
        !            52:        if (type == 0) {
        !            53:                upaddr->uphr = UPHR_MAXCYL;
        !            54:                if (upaddr->uphr == 822)        /* CDC 9766 */
        !            55:                        type++;
        !            56:        }
        !            57:        upaddr->upcs2 = UPCS2_CLR;
        !            58:        return (type);
        !            59: }

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